AMD Radeon HD 6750M Mac Edition vs AMD Radeon HD 6650A

VS

AMD Radeon HD 6750M Mac Edition AMD Radeon HD 6650A

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6750M Mac Edition and 1024MB VRAM Radeon HD 6650A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6750M Mac Edition 's Advantages

Larger VRAM bandwidth (50.82GB/s vs 28.80GB/s)

Lower TDP (35W vs 45W)

AMD Radeon HD 6650A 's Advantages

More VRAM (1024GB vs 512GB)

Score

Benchmark

FP32 (float)

Radeon HD 6750M Mac Edition

0.574 TFLOPS

Radeon HD 6650A

0.576 TFLOPS

Radeon HD 6750M Mac Edition

VS

Radeon HD 6650A

Graphics Card

Apr 2011

Release Date

Apr 2011

Vancouver

Generation

All-In-One

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

794 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

50.82GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

6

Compute Units

6

480

Shading Units

480

24

TMUs

24

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

4.784 GPixel/s

Pixel Rate

4.800 GPixel/s

14.35 GTexel/s

Texture Rate

14.40 GTexel/s

-

FP16 (half)

-

574.1 GFLOPS

FP32 (float)

576.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Whistler

GPU Name

Onega

Whistler PRO (216-0810005)

GPU Variant

-

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.716 billion

104 mm²

Die Size

118 mm²

Board Design

35W

TDP

45W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

5.0

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